AS721 PortlandPDX · 09:03 San DiegoSAN · 11:36
AS721 by Alaska Airlines flies from Portland (PDX) to San Diego (SAN) for the Tue, Oct 27 departure.
en route from PDX to SAN
board checked 18m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 08:57 · typical taxi-out at PDX ≈ 6.4 min.
Where the minutes go
last 6 operations · gate push → arrivalThe bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.
The last 30 days
arrival outcome per operationmedian arrival +25 min · 0 cancelled · 6 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at PDX and SAN are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.
Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →
Tomorrow on this route
ForecastPortland to San Diego with Alaska Airlines · Wed 28 Oct, local date
- Chance a departure is cancelled
- 0.3%1.1× usual
- Chance a departure leaves 60+ min late
- 5.3%1.0× usual
Forecast weather: 97% chance of rain at Portland
Forecast: WeatherTomorrow · incl. data from ECMWF (CC BY 4.0, modified) · About 6 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Portland to San Diego flights today
same route · Alaska AirlinesIf AS721 is cancelled, these are the other Alaska Airlines nonstop flights from Portland to San Diego on the same day, with scheduled departure times in PDX local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How AS721 actually runs
Pro Flight Search has tracked every published board update for AS721 across the PDX and SAN boards: schedule changes, gate pushes and actual clocks. Usually lands ~12 min early. Based on 2 confirmed landings · 2/2 within 15 min of schedule. Pushes back late but makes up time in the air.
The verdict above is that record speaking, so it reflects how AS721 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as PDX and SAN published them.
Planning around AS721? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — AS721 Portland to San Diego on-time performance, measured from the PDX and SAN airport boards.
https://proflightsearch.com/flight/AS721
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